IB Biology at WaPrep

In biology there is a joke we pass around: the more complicated a system is, the more difficult it is to study. Biological systems are the most complicated systems humanity has yet observed, and thusly studying these systems is the most difficult science. This joke is especially fun around physicists and chemists. Yet there is…

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What is a species?

One of the most obvious and frustrating observations in biology is the existence of species. Obvious in the sense that there are immediate and large differences between yourself and say, a cat. But frustrating in the sense that finding a definition that holds true across the entire tree of life has been elusive. Humans have…

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